Zero Backlash Couplings - DieQua Corporation

R+W Model BK1 - 2D & 3D CAD Drawing Downloads

Flange hubs with a metric bolt circle. The ID and OD are concentrically machined to ISO H7 tolerances.
R+W Model BK1
Series
15
30
60
150
200
300
500
800
1500
4000
6000
10000
Rated torque (Nm)
TKN
15
30
60
150
200
300
500
800
1500
4000
6000
10000
Overall length (mm)
A
30
37
36
44
43
53
50
62
53
65
56
70
64
77
81
100
145
138
150
Outer diameter of bellow (mm)
B
49
55
66
81
90
110
124
133
157
200
253
303
Fit length thread depth (mm)
C
7.5
10
11
13
14.5
15
16
18
22
30
30
36
Inner diameter Ø H7 (mm)
D
25
28
38
50
58
65
70
75
85
100
145
190
6x fastening threads
E
M5
M5
M6
M6
M6
M8
M8
M10
M16
M20
8xM20
8xM24
Hub bolt circle ± 0.2 (mm)
F
35
37
46
62
70
80
94
90
110
140
190
234
Outer diameter f7 (mm)
G
49
55
66
81
90
110
122
116
140
182
235
295
Download - 2D DXF
Download - 3D Step